/*
 * Copyright 2012 Google Inc. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package com.google.dspl.validate;

import static com.google.common.base.Preconditions.checkNotNull;

import com.google.dspl.model.Dataset;

/**
 * Contains state correspond to a single validation.
 *
 * @author Shardul Deo
 */
public class ValidationContext {

  private final DatasetResolver datasetResolver;
  private final Dataset dataset;
  private final TableDataProvider tableDataProvider;

  public ValidationContext(
      String datasetId,
      DatasetResolver datasetResolver,
      TableDataProvider tableDataProvider) {
    this.datasetResolver = checkNotNull(datasetResolver);
    this.dataset = datasetResolver.getDataset(checkNotNull(datasetId));
    this.tableDataProvider = tableDataProvider;
  }

  public Dataset getCurrentDataset() {
    return dataset;
  }

  public DatasetResolver getDatasetResolver() {
    return datasetResolver;
  }

  public TableDataProvider getTableDataProvider() {
    return tableDataProvider;
  }
}
